Michael Stelzner is the CEO of socialmediaexaminer.com, a blog focused on social media marketing. The blog contains numerous posts about using platforms like Facebook, Snapchat, and Twitter for marketing purposes. Stelzner also conducts podcast interviews with marketing experts on topics like crowdfunding. He has a large online following across various social media platforms and has authored books. His writing is clear and easy to understand, making it a valuable resource for learning about social media marketing.